package main
import "fmt"

func swap(a,b int) (int,int){
	return b,a
}

func swap_string(a,b string) (string,string){
	return b,a
}

func main(){
	a,b := swap(2,3)
	fmt.Println(a,b)

	c,d := swap_string("Jack","Tom")
	fmt.Println(c,d)
}
/* Run:
3 2
Tom Jack

*/
